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  2. Preemergent herbicide - Wikipedia

    en.wikipedia.org/wiki/Preemergent_herbicide

    Preemergent herbicides are a form of chemical weed control which prevent germinated weed seedlings from becoming established. In some areas of the world, they are used to prevent crabgrass from appearing in lawns. [1] Preemergent herbicides are applied to lawns in the spring and autumn, to prevent the establishment of weed seeds. They will not ...

  3. Neil Sperry: It’s time for apply preemergent in Tarrant ...

    www.aol.com/neil-sperry-time-apply-preemergent...

    One other pre-emergent herbicide, Pendimethalin, also has post-emergent characteristics. It is used both to prevent germination of the same list of grassy weeds, also as a means of eliminating ...

  4. Herbicide - Wikipedia

    en.wikipedia.org/wiki/Herbicide

    Preemergence: Preemergence herbicides are applied before the weed seedlings emerge through the soil surface. Herbicides do not prevent weeds from germinating but they kill weeds as they grow through the herbicide-treated zone by affecting the cell division in the emerging seedling.

  5. Trifluralin - Wikipedia

    en.wikipedia.org/wiki/Trifluralin

    Trifluralin is a common pre-emergent selective herbicide, a dinitroaniline.With about 14 million pounds (6,400 t) used in the United States in 2001, [3] and 3–7 million pounds (1,400–3,200 t) in 2012, [4] it is one of the most widely used herbicides.

  6. Preemergence herbicides form the backbone of weed control programs. They do not control all weed seeds that may be present in a landscape, but they are effective for many of the most common weeds.

  7. Soil temperatures are on the rise, meaning seeds for summer weeds soon will start to germinate. You need to use preemergence herbicides now. Campbell Vaughn: Now is the time to use preemergence ...

  8. Integrated pest management - Wikipedia

    en.wikipedia.org/wiki/Integrated_pest_management

    For example, weeds reproducing from last year's seed can be prevented with mulches and pre-emergent herbicide. [citation needed] Pest-tolerant crops such as soybeans may not warrant interventions unless the pests are numerous or rapidly increasing. Intervention is warranted if the expected cost of damage by the pest is more than the cost of ...

  9. List of herbicides - Wikipedia

    en.wikipedia.org/wiki/List_of_herbicides

    This is a list of herbicides. These are chemical compounds which have been registered as herbicides . The names on the list are the ISO common name for the active ingredient which is formulated into the branded product sold to end-users. [ 1 ]